<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>1px COOKI 模糊背景</title>
</head>

<body>
    <!--
    来源：https://1x.com/
    -->
    <div class="welcometo1x" style="display: block; bottom: 20px;">
        <div class="header">
            <p>免费试用</p>
        </div>
        <div class="content">
            <p>asdf</p>
        </div>
        <div class="btn">
            <span class="btn2">同意</span>
            <span class="btn1">不用了</span>
        </div>
    </div>
    <style>
        body {

            height: 300vh;
            background: linear-gradient(blue, pink);
            color: white;
        }

        .welcometo1x {
            position: fixed;
            bottom: -500px;
            left: 50%;
            width: 600px;
            margin: 0px 0px 0px -300px;
            padding: 25px 40px 40px 40px;
            background: rgba(0, 0, 0, 0.7);
            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
            box-sizing: border-box;
            z-index: 200;
            border-radius: 15px;
            color: #fff;
            display: none;
        }

        .header {
            font-family: freight-big-pro, serif;
            font-size: 1.8em;
            margin: 0px 0px 15px 0px;
        }

        .header p {
            font-family: freight-big-pro, serif;
            font-size: 1.8em;
        }

        .content {
            font-family: proxima-nova, sans-serif;
            font-size: 1em;
            font-weight: 300;
            line-height: 1.5em;
        }

        .content p {
            font-family: proxima-nova, sans-serif;
            font-size: 1em;
            font-weight: 300;
            line-height: 1.5em;
        }

        .btn {
            margin: 30px 0px 0px 0px;
            text-align: center;
        }

        .btn .btn2 {
            background: #10c191;
            padding: 10px 20px 10px 20px;
            font-family: proxima-nova, sans-serif;
            cursor: pointer;
            border-radius: 10px;
        }

        .btn .btn1 {
            background: rgba(255, 255, 255, 0.1);
            padding: 10px 20px 10px 20px;
            font-family: proxima-nova, sans-serif;
            cursor: pointer;
            border-radius: 10px;

            margin-left: 10px;
        }
    </style>
</body>

</html>